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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/54999/movement
Access Date: November 08, 2024
From the American Horology Archive:
Seth Thomas Grade Henry Molineux Pocket Watch
Seth Thomas Watch Co.

Grade: Henry Molineux

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 54999 Question Mark
Grade: Henry Molineux Question Mark
Model: 3 Question Mark
Estimated Production Year: 1899 Question Mark
Run Quantity: 20 Question Mark
Grade/Model Run: 3 of 5 Question Mark
Grade/Model Total Production: 260 Question Mark
Variant Est. Production: 60 (18S-M3-21J) Question Mark
Size: 18s Question Mark
Jewels: 21j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Expansion Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
U.S. Patents: 440877 Question Mark
Movement Markings: Henry Molineux
Thomaston, Conn.
Safety Pinion
Adjusted
Case: Various Question Mark
Run ID: 90.G3.18S90.183M39.O49.L85.21J1 Question Mark
Data Research: 1904 Seth Thomas Serial List
 Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 0.78 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 1.87 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.018% Question Mark
Registry Population:
Scoped for This Run Only		2 (10.00%) Question Mark
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Production Metrics Tree: Grade Henry Molineux

Target Profile: 18S-M3-21J-ONL-APTI

Seth Thomas Grade Henry Molineux (All Variations): 630 ETP
18S: 630 100.00%
18s, Grade Henry Molineux
18S-M3: 260 41.27%
18s, Grade Henry Molineux, Model 3		 Other: 370
Other Models or Unclassified
18S-M3-21J: 60 9.52%
18s, Grade Henry Molineux, Model 3, 21 Jewels		 Other: 200
Other Jewels or Unclassified
18S-M3-21J-ONL: 60 9.52%
18s, Grade Henry Molineux, Model 3, 21 Jewels, Openface/Lever/Nickel
18S-M3-21J-ONL-APTI: 60 9.52%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 2 watches in the population registry for this run with 1 image.
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Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.

Anonymous · December 13, 2017

Serial Number 54986 was reported as inaccurate.

Note: Movement is capped jeweled U & L on escape and
pallet; center wheel hole jeweled U & L.
Changes since this report was submitted:
Jewels changed from 20j to 21j
Seth Thomas Grade Henry Molineux Pocket Watch